Gyroscopic exerciser



FIG. 1 is a top plan view of a gyroscopic exerciser, showing my new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a front side elevation view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is an upper, perspective view thereof. 

The ornamental design for a gyroscopic exerciser, as shown. 